Rain gardens at commercial locations provide an opportunity to establish more complex sustainable stormwater treatment strategies. These usually involve paved surfaces and are often very visible to the public.
Federal Way Naturopathy Clinic. April 2010. This facility treats and infiltrates stormwater from the clinic parking area.
NAPA Parts Store, Eatonville, WA. September 2011. A cluster of three rain garden cells filters and infiltrates almost 100% of the roof and parking area stormwater.